in_right_side_of heart right cardiac atrium https://github.com/obophenotype/uberon/wiki/Modeling-paired-structures-Design-Pattern Right cardiac chamber which is continuous with the superior vena cava and inferior vena cava.[FMA] MA:0000075 atrium dextrum XAO:0003192 heart right atrium right atrium VHOG:0000328 UBERON:0002078 OpenCyc:Mx4runNcs6fqEdudWQACs5b6Bw FMA:7096 EHDAA2:0000290 galen:RightAtrium OpenCyc:Mx8Ngh4rvgHsHZwpEbGdrcN5Y29ycB4rDJ89oqgPEdudWQACs5b6Bw A cardiac atrium that is in the left side of the heart. It receives deoxygenated blood. In mammals, this comes from the superior and inferior vena cava and the coronary sinus, and pumps it into the right ventricle through the tricuspid valve. UMLS:C0225844 uberon BTO:0001703 The tetrapod clade develops a complete atrial septum and loses the fifth aortic arch altogether.[well established][VHOG] AAO:0010248 cardiac right atrium right cardiac atrium EMAPA:17321 right atrium of heart cardiac atrium right cardiac chamber